Abstract
The authors of this paper present the results of simulations for burner system design changes in the smelting aggregate. Based on the analysis of the existing burner system in the experimental aluminium smelting equipment, changes in the burner design were proposed. The obtained results are presented in tables and figures. The properties of the proposed changes were investigated using the simulation software ANSYS. The simulations confirmed the suitability of the proposed system for shortening the flame length and intensification of the mixing of gaseous media.
Highlights
Burner systems are the source of heat in heat generators, which in most cases use gaseous fuels
The design of the burner was based on the existing burner system for melting aluminium in a model of the tilting rotary furnace
The results of computer simulations confirmed the effect of changes in the oxidant supply and air nozzle geometry on the mixing intensity of gaseous media and the generation of emissions
Summary
Burner systems are the source of heat in heat generators, which in most cases use gaseous fuels. At present, such units are a subject to increase demands due to emission reductions and energy efficiency. Proper combustion settings in burner systems will increase the life of the aggregates and reduce the amount of emissions produced [4, 6]. Combined computationalexperimental studies confirmed the possibility for thermal efficiency to increase in cases of industrial biomass boiler [7] in regeneration boiler for black liquor combustion [8] as well as in refinery furnaces [9].
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